package string;

public class StringDemo {
	public static void main(String[] args) {
	String s1 = "123abc";
	String s2 = "123abc";
	String s3 = "123abc";
	String s4 = new String("123abc");
		System.out.println(s1 == s2);
		System.out.println(s1 == s3);
		System.out.println(s1 == s4);
		
		System.out.println("------------------------------");
		
	String s ="123";
	String s5 = s+"abc";
		System.out.println(s1 == s5);
		String s6 = "123"+"abc";
		System.out.println(s1 == s6);
		
		System.out.println("-------------------------------");
		
		String s7 = "123abc";
		String s8 = new String("123abc");
		System.out.println(s7 == s8);
		System.out.println(s7.equals(s8));
	}
}
